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Parallax Volatility Advisers, L.P.: OXY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Parallax Volatility Advisers, L.P. on OXY, newest first. How the timeline and the estimate are built.

Parallax Volatility Advisers, L.P. held 305,254 OXY shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 305,254 shares
    Change vs previous 13F -16,340 shares

    0.55% of the 13F portfolio, value $14,826,187.

    13F-HR 0001172661-26-003723 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 321,594 shares
    Change vs previous 13F +227,145 shares

    0.8% of the 13F portfolio, value $18,115,399.

    13F-HR 0001172661-26-002271 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 94,449 shares
    Change vs previous 13F +94,449 shares

    0.12% of the 13F portfolio, value $3,883,743.

    13F-HR 0001172661-26-001067 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -96,069 shares

    13F-HR 0001172661-25-002304 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  5. period ended2024-12-31
    13F 96,069 shares
    Change vs previous 13F +59,294 shares

    0.1% of the 13F portfolio, value $4,746,769.

    13F-HR 0001172661-25-001026 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2024-09-30
    13F 36,775 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,895,384.

    13F-HR 0001172661-24-004876 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).